#ifndef KIT_MINIZ_MINIZ_COMMON_H
#define KIT_MINIZ_MINIZ_COMMON_H

#ifndef _GNU_SOURCE
#  define _GNU_SOURCE
#endif

#include <assert.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>

/* ------------------- Types and macros */
typedef unsigned char  mz_uint8;
typedef signed short   mz_int16;
typedef unsigned short mz_uint16;
typedef unsigned int   mz_uint32;
typedef unsigned int   mz_uint;
typedef int64_t        mz_int64;
typedef uint64_t       mz_uint64;
typedef int            mz_bool;

#define MZ_FALSE (0)
#define MZ_TRUE (1)

/* Works around MSVC's spammy "warning C4127: conditional expression
 * is constant" message. */
#ifdef _MSC_VER
#  define MZ_MACRO_END while (0, 0)
#else
#  define MZ_MACRO_END while (0)
#endif

#ifdef MINIZ_NO_STDIO
#  define MZ_FILE void *
#else
#  include <stdio.h>
#  define MZ_FILE FILE
#endif /* #ifdef MINIZ_NO_STDIO */

#ifdef MINIZ_NO_TIME
typedef struct mz_dummy_time_t_tag {
  mz_uint32 m_dummy1;
  mz_uint32 m_dummy2;
} mz_dummy_time_t;
#  define MZ_TIME_T mz_dummy_time_t
#else
#  define MZ_TIME_T time_t
#endif

#define MZ_ASSERT(x) assert(x)

#ifdef MINIZ_NO_MALLOC
#  define MZ_MALLOC(x) NULL
#  define MZ_FREE(x) (void) x, ((void) 0)
#  define MZ_REALLOC(p, x) NULL
#else
#  define MZ_MALLOC(x) malloc(x)
#  define MZ_FREE(x) free(x)
#  define MZ_REALLOC(p, x) realloc(p, x)
#endif

#define MZ_MAX(a, b) (((a) > (b)) ? (a) : (b))
#define MZ_MIN(a, b) (((a) < (b)) ? (a) : (b))
#define MZ_CLEAR_OBJ(obj) memset(&(obj), 0, sizeof(obj))
#define MZ_CLEAR_ARR(obj) memset((obj), 0, sizeof(obj))
#define MZ_CLEAR_PTR(obj) memset((obj), 0, sizeof(*obj))

#if MINIZ_USE_UNALIGNED_LOADS_AND_STORES && MINIZ_LITTLE_ENDIAN
#  define MZ_READ_LE16(p) *((const mz_uint16 *) (p))
#  define MZ_READ_LE32(p) *((const mz_uint32 *) (p))
#else
#  define MZ_READ_LE16(p)                        \
    ((mz_uint32) (((const mz_uint8 *) (p))[0]) | \
     ((mz_uint32) (((const mz_uint8 *) (p))[1]) << 8U))
#  define MZ_READ_LE32(p)                                 \
    ((mz_uint32) (((const mz_uint8 *) (p))[0]) |          \
     ((mz_uint32) (((const mz_uint8 *) (p))[1]) << 8U) |  \
     ((mz_uint32) (((const mz_uint8 *) (p))[2]) << 16U) | \
     ((mz_uint32) (((const mz_uint8 *) (p))[3]) << 24U))
#endif

#define MZ_READ_LE64(p)                                \
  (((mz_uint64) MZ_READ_LE32(p)) |                     \
   (((mz_uint64) MZ_READ_LE32((const mz_uint8 *) (p) + \
                              sizeof(mz_uint32)))      \
    << 32U))

#ifdef _MSC_VER
#  define MZ_FORCEINLINE __forceinline
#elif defined(__GNUC__)
#  define MZ_FORCEINLINE __inline__ __attribute__((__always_inline__))
#else
#  define MZ_FORCEINLINE inline
#endif

#ifdef __cplusplus
extern "C" {
#endif

/* Heap allocation callbacks.
Note that mz_alloc_func parameter types purposely differ from zlib's:
items/size is size_t, not unsigned long. */
typedef void *(*mz_alloc_func)(void *opaque, size_t items,
                               size_t size);
typedef void (*mz_free_func)(void *opaque, void *address);
typedef void *(*mz_realloc_func)(void *opaque, void *address,
                                 size_t items, size_t size);

void *miniz_def_alloc_func(void *opaque, size_t items, size_t size);
void  miniz_def_free_func(void *opaque, void *address);
void *miniz_def_realloc_func(void *opaque, void *address,
                             size_t items, size_t size);

#define MZ_UINT16_MAX (0xFFFFU)
#define MZ_UINT32_MAX (0xFFFFFFFFU)

#ifdef __cplusplus
}
#endif

#endif